// defined const
const MESSAGE_TYPE = {
    UPDATE_EXCLUDE_SITE: 1
};
const EXCLUDE_SITE_LSIT = [
    "blog.51cto.com",
    "www.jb51.net"
];

chrome.storage.sync.set({
    messageType: MESSAGE_TYPE,
    excludeSiteList: EXCLUDE_SITE_LSIT
});